IntroductionThe PDM represents the pulse density modulation. However, a better abbreviation is "1-bit oversampling audio" because it is simply a high-sample-rate, single bitrate digital system. If you are looking for an advantage, it is that the sample rate is several times the audio CD, and a proper way to reduce the word length from 16bit to 1bit, which will be the basis of a PDM system.Most modern digital audio systems use multi-bit PCM (pulse-coded modulation) to characterize signals. PCM fa
Windows7 system default sound and microphone sounds are relatively small, you may often in the XP and Win7 system switch back and forth, you will find that the XP system voice and microphone sound than the Win7 system. But the Win7 system also provides a tuning option that allows us to easily adjust the sound and microphone volume. Today I'm going to go into deta
The microphone we use when chatting with friends or family members in voice or video. However, recently, a user said that in the Win7 system, voice chat when talking when the microphone is not sound at all, this is how to solve it? below, the U Heroes Small series to introduce the Win7 system under the microphone can not speak the solution.
Win7 Microphone no sound how to set
Use Windows 71 time, found in chat with others microphone does not sound, on the internet also found that many people encounter this situation, in fact, this is not a problem, we need only to modify the sound settings can reproduce the microphone voice, then how to operate it? Next, please see the author for you to do this tut
little farther away from the speaker, "scream" will be gone.
The distance from the speaker is too close, which is the second reason. The sound of "scream" in different positions is different. The speaker and the string are not in the correct angle, which is the third reason.
Different sounds have different "cuts", that is, the frequency of the sound is incorrect. This is the fourth reason.
I understand the four reasons for "scream,Overload volume, distance, angle, frequency. We need to ch
Please note: Before adjusting, please make sure your computer has a built-in microphone, the sound card driver is properly installed, and please temporarily turn off QQ or other software that needs to call the microphone before adjusting.
The sound card driver name is Realtek high Defenation Audio
Can be seen in the Start-Control Panel-programs (Programs and functions)-Uninstall Programs list
How does the Win7 system set up a microphone? The new Win7 installed, but the microphone is not used, what to do? Now I'm going to teach you to set up a microphone.
Step method
1, reinstall the sound card driver
2, right click on the lower right corner of the small horn icon, select "Recording equipment."
3. Select "Record" in the Open "sound" device scre
Realtek sound card installation can be installed through the HD Audio controller to adjust some of the functions, but improper adjustment may cause mic noise, affect the microphone's voice effect. The adjustment scheme in this article is mainly for notebook models with built-in microphones in the standard, taking IdeaPad Y470 as an example.
Please note: before adjusting, please make sure your computer has a built-in microphone, the sound card drive
it?A: Let me think about it ......... .........====================People have ranked, the company's internal system is the same, pyramid-like structure is everywhere.If the chairman, vice chairman, General Manager, deputy general manager is said to be high-level, then managers, Deputy Manager, director, Deputy Master, and even the project leader can be seen as the middle. The lower level refers to the employee working on the front line or the group leader. Of course, such division is not absol
Fault symptom:After the microphone or headset is connected through the microphone audio interface of the computer, voice calls or recordings cannot be performed.Solution:Troubleshoot the problem by using the following methods:1. Check whether there is a mute switch or volume adjustment button on the base or cable of the external microphone or headset. Set the mut
Method One: Install the latest driver
1, because the Win7 drive function is very powerful, notebook installed in the system after the automatic sound card driver, usually we listen to music, watching movies, sound all normal, use the system recorder recording is normal, but this is probably the problem, so we recommend that everyone update their sound card driver. You can go to the motherboard manufacturer's website or drive center to search for downloads, or you can download the Driver wizar
computer is usually when we buy a computer, will give us a CD, in this CD has all the hardware of the computer driver. Of course, if the CD is lost, you can search the Internet to download and install the relevant driver.
If the computer suddenly does not sound, it may be the following reasons.
A, please check if the power cord is plugged in and the switch is turned on.
b, check if the speaker or headset has plugged the audio input line into the correct jack on the host. The audi
Win7 notebook How to set up an external microphone? Most laptops come with a built-in microphone, and users who often use microphones must know that the built-in microphone is not really working. Most people choose an external microphone, and you may find that the microphone
First step: Select recording Equipment
The type of recording supported by KK Video Recorder:
Recording a computer, system playback sound
Record microphone, microphone sound
Record both computer sound and microphone sound
Recording settings
Click the Settings button, and then follow the instructions set.
Operation steps: Win7, Win8 system re
Symptom:
The new laptop and microphone test hardware are normal, the audio volume settings are checked, the external microphone can be used normally, and the built-in microphone cannot be used; the "microphone plug-in" in the "Recording Control" option is always in the selected status. When it is re-opened with ano
It's really a little annoying when books are used. Remember to keep this microphone there after I bought it and it was useless for a while. Once I suddenly thought about it, I found my microphone. But who once thought it was actually broken? What should I do? I can't do it, but I can only repair it. I can do it myself, hey. I thought it might be that the line was broken. At that time, there was no Multimet
Do you want to sing karaoke on the computer? As long as your computer has a speaker, plus a microphone on it. Generally speaking, speakers can be used directly after the computer, but the microphone is not, it needs to make some settings. The method is as follows.1. Connect the microphone to the computer correctly (hint: the
How to set the microphone in win7
Whether it is a desktop or laptop, after the microphone is connected, after the driver is properly installed, the default settings can be used normally. Set the microphone to improve the microphone usage. So how can I set a microphone in wi
Knowledge Point Analysis:
Realtek sound card after the correct installation of the driver can be adjusted through the HD Audio controller part of the function, but improper adjustment may cause the mic to appear noise, affect the voice effect of the microphone, the following article describes the corresponding solution (the adjustment in this article mainly for the standard built-in microphone notebook mod
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